import { type Package } from "../../utils/packageJson.js";
import type { BuildOutputApiConfig } from "./types.js";
/**
 * Reads a `vercel.json`, runs its routing rules through
 * `@vercel/routing-utils.getTransformedRoutes`, and prepends the
 * cache-control rule that Vercel applies to fingerprinted assets. Returns a
 * Build Output API v3 config object.
 *
 * @see https://vercel.com/docs/build-output-api/configuration
 */
export declare function loadBuildOutputConfig(configPath: string): Promise<BuildOutputApiConfig>;
/**
 * Copies `dirname(pkg.main)` into `<pkg.location>/.vercel/output/static` and
 * writes the Build Output API config produced from `configPath` into
 * `<pkg.location>/.vercel/output/config.json`. Throws `MissingMainError` if
 * the package has no `main` field.
 *
 * Pure filesystem operation — no Vercel credentials involved.
 *
 * See https://vercel.com/docs/build-output-api/v3
 */
export declare function makeBuildOutput(opts: {
    pkg: Package;
    configPath: string;
}): Promise<void>;
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